OFFSET
1,3
COMMENTS
A square-(sub)word consists of two nonempty identical adjacent subwords.
This sequence is finite, the last term being a(239) = 183858 with binary representation "101100111000110010".
LINKS
Rémy Sigrist, Table of n, a(n) for n = 1..239
Rémy Sigrist, PARI program for A333126
Eric Weisstein's World of Mathematics, Squarefree Word
PROG
(PARI) See Links section.
CROSSREFS
KEYWORD
nonn,base,fini,full
AUTHOR
Rémy Sigrist, Mar 08 2020
STATUS
approved